1. Features

 8-bit micro-controller with Pipe-line structured 8051 compatible instruction set

 Flash ROM: 64K Bytes

 RAM: internal 256 Bytes, external 2304 Bytes

 EEPROM-like: build-in 2048 Bytes

 Operation Voltage: VDD = 3V - 5.5V

 Oscillator (code option)

- Crystal oscillator: 400kHz - 16MHz

- Crystal oscillator: 32.768kHz

- Internal RC: 12MHz

- PLL: 48MHz

 72 CMOS bi-directional I/O pins

 Built-in pull-up resistor for input pin

 3 16-bit timer/counters T2, T3, T4

 Base timer (BT)

 Powerful interrupt sources:

- Timer2, 3, 4, BT

- INT0, 1, 2, 3, 4

- PWM0-2, ADC, EUART, SCM, SPI

- USB (for SH79F6489)

 Enhanced UART (EUART)

 3 12-bit PWM timer

 LCD driver:

- 4 X 36 dots (1/4 duty 1/3 bias)

- 5 X 35 dots (1/5 duty 1/3 bias)

- 6 X 34 dots (1/6 duty 1/3 bias)

- Low power LCD

 Built-in regulator

- Output: 2.7V or 3.3V

 20-bit Σ-Δ Analog Digital Converter (ADC)

- 20-bit data output, 16-bit resolution

- 3 differential input/4 Single-ended inputs

 Built-in Programmable Gain Amplifier (PGA)

- Gain: 1X-128X

 Built-in Operational Amplifier (OP)

 SH79F6489: The Universal Serial Bus (USB)

- Compatible with USB2.0 (Full speed 12Mbps)

- Support control, interrupt and buck data transfer

- Support 3 endpoints: (EP0, EP1, EP2)

 SPI (Master/Slave Mode)

 Built-in Low Voltage Reset (LVR) function (code option)

- LVR voltage: 3.1V

- LVR voltage: 4.0V

 CPU Machine cycle: 1 oscillator clock

 Built-in Watch Dog Timer (WDT) (code option)

 Built-in oscillator Warm-up timer

 Support Low power operation modes:

- Idle Mode

- Power-Down Mode

 Flash Type

 Package:

- LQFP64

- LQFP80

- CHIP (90 Pads)